Matthew 19:12
for there are eunuchs who were so born from their mother's womb; and there are eunuchs who were made eunuchs by men; and there are eunuchs who made themselves eunuchs for the sake of the Kingdom of Heaven. He who is able to receive it, let him receive it."
1 Corinthians 7:32-38
But I wish you to be free from anxieties. The unmarried man is anxious for the things of the Lord, how he may please the Lord;
1 Corinthians 9:5
Have we no right to lead about a sister as our wife, even as the rest of the apostles, and the brothers of the Lord, and Cephas?
1 Corinthians 9:15
But I have used none of these things; and I wrote not these things, that it may be so done in my case; for it were good for me rather to die, than that any one should make my glorying void.